CN203243112U - Direct-current power supply - Google Patents
Direct-current power supply Download PDFInfo
- Publication number
- CN203243112U CN203243112U CN 201320170866 CN201320170866U CN203243112U CN 203243112 U CN203243112 U CN 203243112U CN 201320170866 CN201320170866 CN 201320170866 CN 201320170866 U CN201320170866 U CN 201320170866U CN 203243112 U CN203243112 U CN 203243112U
- Authority
- CN
- China
- Prior art keywords
- battery
- power supply
- module
- central processing
- processing unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
Abstract
The utility model relates to a direct-current power supply. The direct-current power supply comprises at least two batteries, an alternating-current/direct-current charging module, a battery detection module, a power grid detection module, an isolation controller and a central processor, wherein the isolation controller is electrically connected with the batteries, the alternating-current/direct-current charging module, the battery detection module and the power grid detection module; and the central processor is electrically connected with the isolation controller. According to the direct-current power supply disclosed by the utility model, the batteries are used for supplying power and outputting power in turn, and alternating-current input is physically isolated from direct-current output, thus preventing an inductive thunder from entering from a power supply end to strike an instrument.
Description
Technical field
The utility model relates to a kind of power supply unit, especially relates to a kind of isolated DC power supply.
Background technology
Earthquake is the earth's crust Caused Vibration in the process that releases energy fast, during can produce a kind of natural phenomena of seismic wave.Earthquake is a kind of more regular natural calamity, paroxysmal earthquake is seldom seen in the world, most of earthquake has a series of tendencys, and along with the aggravation of shortening situation and amplitude of vibration degree interval of the little shake of aura, one party is about to occur to strongly shake.But the little shake of these a series of auras is to be not easy to be felt by people, need to have relevant device that geological data is gathered, such as the seismic information collection instrument.
When the reason condition occurring leading for the supply electrical network that prevents the seismic information collection instrument, such as power down, outage etc., seismic information collection interrupts, and is everlasting the UPS(uninterrupted power supply is set between seismic information collection instrument and the electrical network).And UPS is a kind of AC power, to the power supply of earthquake information acquiring instrument internal work element, does not possess lightning protection function, and the induction thunder can be scurried into the instrument from power end, thereby destroys the seismic information collection instrument.
The utility model content
The purpose of this utility model is to provide a kind of DC power supply with lightning protection function.
The utility model DC power supply is by the following technical solutions:
A kind of DC power supply comprises
At least two batteries, each battery are powered in turn and are exported or common power supply output;
The ac/dc charging module, the alternating current that is used for entering DC power supply converts direct current to, and battery is charged and/or powers output;
The battery detecting module is for detection of the states such as voltage, access and charging input of each battery;
The electrical network detection module is for detection of whether power down of electrical network, outage;
Isolation controller, be electrical connected with battery, ac/dc charging module, battery detecting module, electrical network detection module, data to battery detecting module, the transmission of electrical network detection module are carried out error detection occurs, and control battery and ac/dc charging module carry out work;
Central processing unit is electrical connected with isolation controller, the information of isolation controller transmission is processed, and control command is sent to isolation controller.
Described DC power supply also comprises remote control module, and described remote control module electrically or by network links to each other with central processing unit, and remote control module can be sent to isolation controller with control command by central processing unit.
Described DC power supply also comprises the Bypass Control switch, and described isolation controller comprises by-pass switch; Described Bypass Control switch or mechanical link to each other electrical with by-pass switch, be used for control ac/dc charging module and simultaneously each battery charged, and power supply is exported.
The quantity of described battery is two, controls its power in turn output or common power supply output by isolation controller.When a certain battery was in low pressure, isolation controller control ac/dc charging module charged to this battery, and controlled another powered battery output; When two batteries all are in low pressure, be not enough to transmit electricity when exporting, isolation controller control ac/dc charging module for power supply is exported, and two batteries are charged; When electric network power-fail or outage, isolation controller is controlled simultaneously supplying power for outside of two batteries.
Described battery detecting module comprises battery voltage detection unit, battery access detecting unit and battery charging input detection unit.
Described DC power supply also comprises cabinet, and described ac/dc charging module, battery detecting module, electrical network detection module, isolation controller, central processing unit all are installed in the cabinet; Described cabinet is provided with battery access interface, power supply output port, electrical network access interface, power switch.Described battery links to each other by the battery access interface with the ac/dc charging module, and described power switch is used for the output of whether powering of control DC power supply, and described electrical network access interface and ac/dc charging module are electrical connected.
Also be provided with the indicator light that links to each other with central processing unit on the described cabinet, comprise supervisory lamp, supply electric light, commercial lamp, bypass lamp, signal lamp.Whether described supervisory lamp is used to indicate described DC power supply intraware and works; Describedly be used to indicate the DC power supply output of whether powering for electric light; Described commercial lamp is used to indicate whether the electrical network access is arranged; Whether described bypass lamp is used to indicate battery does not have electricity or breaks down; Described signal lamp is used to indicate whether the information transmission is arranged between central processing unit and the remote control module.
Described DC power supply also comprises temperature detecting module, and described temperature detecting module and central processing unit are electrical connected, for detection of the temperature in the cabinet.
Described DC power supply also comprises display unit, and described display unit and central processing unit are electrical connected, and is used for showing current battery of powering and magnitude of voltage thereof, the temperature value in the cabinet, current supply power mode and duration of power supply.
With respect to prior art, beneficial effect of the present invention is:
1, each battery is powered in turn, and exchanging input is physically-isolated with direct current output, avoids like this responding to thunder and scurries into the instrument of breaking from power end;
2, when battery low pressure is not enough to power supply output, the output of control ac/dc charging module for power supply, and two batteries are charged, be equivalent to online ups power (just not having inversion), when electric network power-fail, outage, the battery output of can powering, thus can be implemented in continued power output in the long time;
3, central processing unit carries out Real Time Monitoring to cell voltage; when the voltage of a certain battery is lower than set point; automatically switch to another powered battery; simultaneously this battery is charged; when the low pressure problem all appears in battery; directly exported by the ac/dc charging module for power supply, thereby reach the purpose of protection power source and realize stable power supply output.
4, add remote control module after, can realize Long-distance Control.
Description of drawings
Fig. 1 is the structural representation of the utility model preferred embodiment.
Fig. 2 is the governor circuit figure of the utility model preferred embodiment.
Fig. 3 is the stereogram of cabinet in the utility model preferred embodiment.
Fig. 4 is the rearview of cabinet shown in Figure 3.
Fig. 5 is the fundamental diagram of the utility model preferred embodiment.
Among the figure: 1-A battery, 2-B battery, 3-ac/dc charging module, 4-battery detecting module, 5-electrical network detection module, 6-isolation controller, the 7-central processing unit, 8-remote control module, 9-temperature detecting module, the 11-display unit, 12-battery voltage detection unit, 13-battery access detecting unit, 14-battery charging input detection unit, 16-cabinet, 17-battery access interface, the 18-output port of powering, the 19-power switch, 20-electrical network access interface, 21-by-pass switch, 22-Bypass Control switch, the 23-supervisory lamp, 24-is for electric light, 26-commercial lamp, 27-bypass lamp, the 28-signal lamp.
Embodiment
For the ease of it will be appreciated by those skilled in the art that below in conjunction with accompanying drawing and embodiment the utility model is described further.
Fig. 1 is to Figure 5 shows that the utility model DC power supply preferred embodiment.
As shown in Figure 1, this DC power supply comprises A battery 1, B battery 2, ac/dc charging module 3, battery detecting module 4, electrical network detection module 5, isolation controller 6, central processing unit 7, remote control module 8, temperature detecting module 9, display unit 11.Should be appreciated that in the situation that does not need Long-distance Control, described DC power supply can not arrange remote control module 8.
Described A battery 1, B battery 2, ac/dc charging module 3, battery detecting module 4, electrical network detection module 5 all are electrical connected with isolation controller 6.The work of described isolation controller 6 control A batteries 1, B battery 2, ac/dc charging module 3 is charged such as the 1 power supply output of A battery, B battery 2 power supply outputs, the 3 power supply outputs of ac/dc charging module or to A battery 1, B battery 2.The data of described battery detecting module 4, electrical network detection module 5 are passed to central processing unit 7 again after isolation controller 6 carries out error detection occurs, can reduce the data processing amount of central processing unit 7.
Described remote control module 8, temperature detecting module 9, display unit 11, isolation controller 6 all are electrical connected with central processing unit 7.Described central processing unit 7 can directly send control command to isolation controller 6, also can send control command by remote control module 8, be passed to isolation controller 6 through central processing unit 7 again, can realize isolation controller 6 is controlled automatically, also can Long-distance Control.Described central processing unit 7 is inputted the cell voltage, access, the charging that receive, the civil power access state, and the data communication devices such as DC power supply internal temperature are crossed display unit 11 and are shown.
Described battery detecting module 4 comprises battery voltage detection unit 12, battery access detecting unit 13 and battery charging input detection unit 14.Wherein battery voltage detection unit 12 is used for measuring the output voltage of A battery 1, B battery 2; Battery access detecting unit 13 is used for measuring A battery 1, whether B battery 2 accesses; Battery charging input detection unit 14 is used for measuring A battery 1, whether B battery 2 is in the charging input state.
Shown in Fig. 2 to 4, described DC power supply also comprises cabinet 16, described ac/dc charging module 3, battery detecting module 4, electrical network detection module 5, isolation controller 6, central processing unit 7, temperature detecting module 9 all are installed on cabinet 16 inside, and described display module, Bypass Control switch 22 all are arranged on the cabinet 16.Also be provided with battery access interface 17, power supply output port 18, electrical network access interface 20, power switch 19 on the described cabinet 16.Link to each other by battery access interface 17 with ac/dc charging module 3 by described battery, described power switch 19 is used for the output of whether powering of control DC power supply, described power supply output port 18 is used for linking to each other with equipment with seismic information collection instrument etc., and described electrical network access interface 20 and ac/dc charging module 3 are electrical connected.
Described isolation controller 6 comprises by-pass switch 21, and described by-pass switch 21 directly or indirectly links to each other with Bypass Control switch 22 on being arranged at cabinet 16.Manual closing Bypass Control switch 22(is manual bypass) time, ac/dc charging module 3 charges to A battery 1, B battery 2 simultaneously, and power supply output.
As shown in Figure 3, also be provided with the indicator light that links to each other with central processing unit 7 on the described cabinet 16, comprise supervisory lamp 23, supply electric light 24, commercial lamp 26, bypass lamp 27, signal lamp 28.Whether described supervisory lamp 23 is used to indicate described DC power supply intraware and works; Describedly be used to indicate the DC power supply output of whether powering for electric light 24; Described commercial lamp 26 is used to indicate whether the electrical network access is arranged; Whether described bypass lamp 27 is used to indicate battery does not have electricity or breaks down; Whether described signal lamp 28 is used to indicate central processing unit 7 has the information transmission with remote control module 8.
As shown in Figure 5, the operation principle of described DC power supply is as follows:
1) electrical network detection module 5 detects whether the civil power access is arranged, and again electric network data is passed to central processing unit 7 after by isolation controller 6, processed by 7 pairs of electric network datas of central processing unit, if any, then enter utility mode, otherwise enter without utility mode.
2) without utility mode
Battery voltage detection unit 12 detects the voltage of A batteries 1 and B battery 2, and voltage data is passed to central processing unit 7 after by isolation controller 6, is processed by 7 pairs of voltage datas of central processing unit; Such as the brownout of two batteries, then send control commands to isolation controller 6 by central processing unit 7, make the output of stopping power supply of two batteries, behind the city power recovery, go back to the civil power module; Otherwise, send control commands to isolation controller 6 by central processing unit 7, make the output of stopping power supply of two batteries, two batteries are powered simultaneously, behind the city power recovery, go back to the civil power module.
3) utility mode
If A battery 1 voltage is high, can the voltage that 7 of central processing units also need to judge A battery 1 support power supply output.If the voltage of A battery 1 can be supported power supply output, then central processing unit 7 sends control command to isolation controller 6, make separately power supply output of A battery 1, charge with 3 pairs of B batteries 2 of seasonal ac/dc charging module, after civil power power down, outage, go back to without utility mode, when the lower voltage of A battery 1 is exported to not supporting to power, transfer B battery 2 to and power separately.Otherwise central processing unit 7 sends control command to isolation controller 6, and ac/dc charging module 3 is charged to A battery 1, B battery 2 simultaneously, and power supply output, goes back to without utility mode after civil power power down, outage.
If B battery 2 voltages are high, can the voltage that 7 of central processing units also need to judge B battery 2 support power supply output.If the voltage of B battery 2 can be supported power supply output, then central processing unit 7 sends control command to isolation controller 6, make separately power supply output of B battery 2, charge with 3 pairs of A batteries 1 of seasonal ac/dc charging module, after civil power power down, outage, go back to without utility mode, when the lower voltage of B battery 2 is exported to not supporting to power, transfer A battery 1 to and power separately.Otherwise central processing unit 7 sends control command to isolation controller 6, and ac/dc charging module 3 is charged to A battery 1, B battery 2 simultaneously, and power supply output, goes back to without utility mode after civil power power down, outage.
The above embodiment has only expressed wherein a kind of execution mode of the utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection range of the present utility model.Therefore, the protection range of the utility model patent should be as the criterion with claims.
Claims (10)
1. DC power supply, it is characterized in that: comprise at least two batteries, ac/dc charging module, battery detecting module, electrical network detection module, isolation controller, central processing unit, described isolation controller and battery, ac/dc charging module, battery detecting module, electrical network detection module are electrical connected, and described central processing unit and isolation controller are electrical connected.
2. DC power supply according to claim 1 is characterized in that: also comprise remote control module, described remote control module electrically or by network links to each other with central processing unit.
3. DC power supply according to claim 1, it is characterized in that: also comprise the Bypass Control switch, described isolation controller comprises by-pass switch, described Bypass Control switch and by-pass switch electrically or machinery link to each other.
4. according to claim 1 to 3 each described DC power supply, it is characterized in that: the quantity of described battery is two.
5. according to claim 1 to 3 described DC power supply, it is characterized in that: described battery detecting module comprises battery voltage detection unit, battery access detecting unit and battery charging input detection unit.
6. according to claim 1 to 3 described DC power supply, it is characterized in that: described DC power supply also comprises cabinet, and described ac/dc charging module, battery detecting module, electrical network detection module, isolation controller, central processing unit all are installed in the cabinet.
7. DC power supply according to claim 6 is characterized in that: described cabinet is provided with battery access interface, power supply output port, electrical network access interface, power switch, and described battery links to each other by the battery access interface with the ac/dc charging module.
8. according to claim 6 or 7 described DC power supply, it is characterized in that: also be provided with the indicator light that links to each other with central processing unit on the described cabinet, comprise supervisory lamp, for electric light, commercial lamp, bypass lamp.
9. according to claim 1 to 3 described DC power supply, it is characterized in that: described DC power supply also comprises temperature detecting module, and described temperature detecting module and central processing unit are electrical connected.
10. DC power supply according to claim 9, it is characterized in that: also comprise display unit, described display unit and central processing unit are electrical connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320170866 CN203243112U (en) | 2013-04-08 | 2013-04-08 | Direct-current power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320170866 CN203243112U (en) | 2013-04-08 | 2013-04-08 | Direct-current power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203243112U true CN203243112U (en) | 2013-10-16 |
Family
ID=49320370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320170866 Expired - Lifetime CN203243112U (en) | 2013-04-08 | 2013-04-08 | Direct-current power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203243112U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106208363A (en) * | 2016-09-20 | 2016-12-07 | 国家电网公司 | Electrical network DC power-supply system |
| CN108352698A (en) * | 2015-11-05 | 2018-07-31 | 联电公司 | The mechanism being used for charge electronic devices with telescopic scrolling drum |
-
2013
- 2013-04-08 CN CN 201320170866 patent/CN203243112U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108352698A (en) * | 2015-11-05 | 2018-07-31 | 联电公司 | The mechanism being used for charge electronic devices with telescopic scrolling drum |
| CN106208363A (en) * | 2016-09-20 | 2016-12-07 | 国家电网公司 | Electrical network DC power-supply system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204559175U (en) | A kind of electric automobile charging pile intelligent monitoring and controlling device | |
| CN203553520U (en) | Data line with detection function | |
| CN203537078U (en) | Lightning stroke monitoring device and high-voltage induction power taking system | |
| CN203491725U (en) | Novel high-reliability UPS | |
| CN205051428U (en) | Ups | |
| CN202837423U (en) | Wireless GPRS wind power power grid electric energy quality detection device based on DSP and ARM | |
| CN106128016A (en) | Security protection system for transformer station | |
| CN206178056U (en) | Distribution automation debugging equipment that does not have a power failure | |
| CN202721445U (en) | Intelligent reactive power compensation integrated module | |
| CN203243112U (en) | Direct-current power supply | |
| CN110221140A (en) | Distribution power automation terminal intelligent detecting instrument | |
| CN204376531U (en) | The remote and intelligent maintenance system of transforming plant DC power supply | |
| CN204465112U (en) | Electric automobile charging station system | |
| CN203385783U (en) | Low-power intelligent high-voltage charged display locking device based on AVR microcontroller | |
| CN205506903U (en) | Modularization detachable on -line measuring equipment | |
| CN204633347U (en) | A kind of intelligent micro-grid control system | |
| CN204116503U (en) | Intelligent AC distribution equipment accurate monitoring device | |
| CN204669079U (en) | A kind of safety control for resident's distribution | |
| CN203911498U (en) | Distributed photovoltaic grid-connected protective equipment | |
| CN203135554U (en) | Power equipment monitoring device | |
| CN206573608U (en) | A kind of test device for relay protection with continuation of the journey function | |
| CN204905950U (en) | Emergent portable power source of 220V electric power | |
| CN204558614U (en) | Intelligent detection device installed incorrectly by a kind of battery | |
| CN202617140U (en) | Network communication device provided with built-in cell | |
| CN204741332U (en) | Novel vehicle mounted power |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131016 |